The AS-CO (A. asterias x A. coahuilense
F1 hybrid ) shows intermediate density of
hairy scales, while the number of
ribs vary from 5 to 8.
This plant is an example of crossbreed involving two different
Astrophytum coahuilense) the resulting
F1 hybrid shows intermediate
characteristic from both the
epidermis covered by silvery
hybridise, two different
plants it is necessary to take the
pollen from the
organs) of one plant and move it to the
organ) of another, making sure that no other
pollen apart from the one that is supplied can reach the
(like the plant in example) it is quite easy, the
pollen can be collect (for example whit a small painting brush or
with a pair of forceps) and then placed directly over the
stigma, after that the
fecundated flower can be covered with a paper bag.
Cultivation: Relatively easy to grow. It is sometime seen as a grafted plant but grows very
well on its own roots too. Use mineral well
permeable substratum with little organic matter (peat, humus). Water
March till October and keep perfectly dry in
at temperatures from 5 to 15 degrees centigrade.
(but it is
Hardy to -7°C for short periods) In
the rest period no high atmospheric humidity!!
Light shade to full sun.
Propagation: They can be propagated easily from seed or graft.